1 /**
2 * \brief Filter Effects dialog
3 *
4 * Authors:
5 * Nicholas Bishop <nicholasbishop@gmail.org>
6 *
7 * Copyright (C) 2007 Authors
8 *
9 * Released under GNU GPL. Read the file 'COPYING' for more information.
10 */
12 #ifdef HAVE_CONFIG_H
13 # include <config.h>
14 #endif
16 #include <gtk/gtktreeview.h>
17 #include <gtkmm/cellrenderertext.h>
18 #include <gtkmm/colorbutton.h>
19 #include <gtkmm/messagedialog.h>
20 #include <gtkmm/paned.h>
21 #include <gtkmm/scale.h>
22 #include <gtkmm/scrolledwindow.h>
23 #include <gtkmm/spinbutton.h>
24 #include <gtkmm/stock.h>
25 #include <glibmm/i18n.h>
27 #include "application/application.h"
28 #include "application/editor.h"
29 #include "desktop.h"
30 #include "desktop-handles.h"
31 #include "dialog-manager.h"
32 #include "document.h"
33 #include "filter-chemistry.h"
34 #include "filter-effects-dialog.h"
35 #include "filter-enums.h"
36 #include "inkscape.h"
37 #include "selection.h"
38 #include "sp-feblend.h"
39 #include "sp-fecolormatrix.h"
40 #include "sp-fecomponenttransfer.h"
41 #include "sp-fecomposite.h"
42 #include "sp-feconvolvematrix.h"
43 #include "sp-fedisplacementmap.h"
44 #include "sp-fedistantlight.h"
45 #include "sp-femerge.h"
46 #include "sp-femergenode.h"
47 #include "sp-feoffset.h"
48 #include "sp-fepointlight.h"
49 #include "sp-fespotlight.h"
50 #include "sp-filter-primitive.h"
51 #include "sp-gaussian-blur.h"
53 #include "style.h"
54 #include "svg/svg-color.h"
55 #include "verbs.h"
56 #include "xml/node.h"
57 #include "xml/node-observer.h"
58 #include "xml/repr.h"
59 #include <sstream>
61 #include <iostream>
63 using namespace NR;
65 namespace Inkscape {
66 namespace UI {
67 namespace Dialog {
69 // Returns the number of inputs available for the filter primitive type
70 int input_count(const SPFilterPrimitive* prim)
71 {
72 if(!prim)
73 return 0;
74 else if(SP_IS_FEBLEND(prim) || SP_IS_FECOMPOSITE(prim) || SP_IS_FEDISPLACEMENTMAP(prim))
75 return 2;
76 else if(SP_IS_FEMERGE(prim)) {
77 // Return the number of feMergeNode connections plus an extra
78 int count = 1;
79 for(const SPObject* o = prim->firstChild(); o; o = o->next, ++count);
80 return count;
81 }
82 else
83 return 1;
84 }
86 // Very simple observer that just emits a signal if anything happens to a node
87 class FilterEffectsDialog::SignalObserver : public XML::NodeObserver
88 {
89 public:
90 SignalObserver()
91 : _oldsel(0)
92 {}
94 // Add this observer to the SPObject and remove it from any previous object
95 void set(SPObject* o)
96 {
97 if(_oldsel && _oldsel->repr)
98 _oldsel->repr->removeObserver(*this);
99 if(o && o->repr)
100 o->repr->addObserver(*this);
101 _oldsel = o;
102 }
104 void notifyChildAdded(XML::Node&, XML::Node&, XML::Node*)
105 { signal_changed()(); }
107 void notifyChildRemoved(XML::Node&, XML::Node&, XML::Node*)
108 { signal_changed()(); }
110 void notifyChildOrderChanged(XML::Node&, XML::Node&, XML::Node*, XML::Node*)
111 { signal_changed()(); }
113 void notifyContentChanged(XML::Node&, Util::ptr_shared<char>, Util::ptr_shared<char>)
114 {}
116 void notifyAttributeChanged(XML::Node&, GQuark, Util::ptr_shared<char>, Util::ptr_shared<char>)
117 { signal_changed()(); }
119 sigc::signal<void>& signal_changed()
120 {
121 return _signal_changed;
122 }
123 private:
124 sigc::signal<void> _signal_changed;
125 SPObject* _oldsel;
126 };
128 class CheckButtonAttr : public Gtk::CheckButton, public AttrWidget
129 {
130 public:
131 CheckButtonAttr(const Glib::ustring& label,
132 const Glib::ustring& tv, const Glib::ustring& fv,
133 const SPAttributeEnum a)
134 : Gtk::CheckButton(label),
135 AttrWidget(a),
136 _true_val(tv), _false_val(fv)
137 {
138 signal_toggled().connect(signal_attr_changed().make_slot());
139 }
141 Glib::ustring get_as_attribute() const
142 {
143 return get_active() ? _true_val : _false_val;
144 }
146 void set_from_attribute(SPObject* o)
147 {
148 const gchar* val = attribute_value(o);
149 if(val) {
150 if(_true_val == val)
151 set_active(true);
152 else if(_false_val == val)
153 set_active(false);
154 }
155 }
156 private:
157 const Glib::ustring _true_val, _false_val;
158 };
160 class SpinButtonAttr : public Gtk::SpinButton, public AttrWidget
161 {
162 public:
163 SpinButtonAttr(double lower, double upper, double step_inc,
164 double climb_rate, int digits, const SPAttributeEnum a)
165 : Gtk::SpinButton(climb_rate, digits),
166 AttrWidget(a)
167 {
168 set_range(lower, upper);
169 set_increments(step_inc, step_inc * 5);
171 signal_value_changed().connect(signal_attr_changed().make_slot());
172 }
174 Glib::ustring get_as_attribute() const
175 {
176 const double val = get_value();
178 if(get_digits() == 0)
179 return Glib::Ascii::dtostr((int)val);
180 else
181 return Glib::Ascii::dtostr(val);
182 }
184 void set_from_attribute(SPObject* o)
185 {
186 const gchar* val = attribute_value(o);
187 if(val)
188 set_value(Glib::Ascii::strtod(val));
189 }
190 };
192 // Contains an arbitrary number of spin buttons that use seperate attributes
193 class MultiSpinButton : public Gtk::HBox
194 {
195 public:
196 MultiSpinButton(double lower, double upper, double step_inc,
197 double climb_rate, int digits, std::vector<SPAttributeEnum> attrs)
198 {
199 for(unsigned i = 0; i < attrs.size(); ++i) {
200 _spins.push_back(new SpinButtonAttr(lower, upper, step_inc, climb_rate, digits, attrs[i]));
201 pack_start(*_spins.back(), false, false);
202 }
203 }
205 ~MultiSpinButton()
206 {
207 for(unsigned i = 0; i < _spins.size(); ++i)
208 delete _spins[i];
209 }
211 std::vector<SpinButtonAttr*>& get_spinbuttons()
212 {
213 return _spins;
214 }
215 private:
216 std::vector<SpinButtonAttr*> _spins;
217 };
219 // Contains two spinbuttons that describe a NumberOptNumber
220 class DualSpinButton : public Gtk::HBox, public AttrWidget
221 {
222 public:
223 DualSpinButton(double lower, double upper, double step_inc,
224 double climb_rate, int digits, const SPAttributeEnum a)
225 : AttrWidget(a),
226 _s1(climb_rate, digits), _s2(climb_rate, digits)
227 {
228 _s1.set_range(lower, upper);
229 _s2.set_range(lower, upper);
230 _s1.set_increments(step_inc, step_inc * 5);
231 _s2.set_increments(step_inc, step_inc * 5);
233 _s1.signal_value_changed().connect(signal_attr_changed().make_slot());
234 _s2.signal_value_changed().connect(signal_attr_changed().make_slot());
236 pack_start(_s1, false, false);
237 pack_start(_s2, false, false);
238 }
240 Gtk::SpinButton& get_spinbutton1()
241 {
242 return _s1;
243 }
245 Gtk::SpinButton& get_spinbutton2()
246 {
247 return _s2;
248 }
250 virtual Glib::ustring get_as_attribute() const
251 {
252 double v1 = _s1.get_value();
253 double v2 = _s2.get_value();
255 if(_s1.get_digits() == 0) {
256 v1 = (int)v1;
257 v2 = (int)v2;
258 }
260 return Glib::Ascii::dtostr(v1) + " " + Glib::Ascii::dtostr(v2);
261 }
263 virtual void set_from_attribute(SPObject* o)
264 {
265 const gchar* val = attribute_value(o);
266 if(val) {
267 NumberOptNumber n;
268 n.set(val);
269 _s1.set_value(n.getNumber());
270 _s2.set_value(n.getOptNumber());
271 }
272 }
273 private:
274 Gtk::SpinButton _s1, _s2;
275 };
277 class ColorButton : public Gtk::ColorButton, public AttrWidget
278 {
279 public:
280 ColorButton(const SPAttributeEnum a)
281 : AttrWidget(a)
282 {
283 signal_color_set().connect(signal_attr_changed().make_slot());
285 Gdk::Color col;
286 col.set_rgb(65535, 65535, 65535);
287 set_color(col);
288 }
290 // Returns the color in 'rgb(r,g,b)' form.
291 Glib::ustring get_as_attribute() const
292 {
293 std::ostringstream os;
294 const Gdk::Color c = get_color();
295 const int r = (c.get_red() + 1) / 256 - 1, g = (c.get_green() + 1) / 256 - 1, b = (c.get_blue() + 1) / 256 - 1;
296 os << "rgb(" << r << "," << g << "," << b << ")";
297 return os.str();
298 }
301 void set_from_attribute(SPObject* o)
302 {
303 const gchar* val = attribute_value(o);
304 if(val) {
305 const guint32 i = sp_svg_read_color(val, 0xFFFFFFFF);
306 const int r = SP_RGBA32_R_U(i) + 1, g = SP_RGBA32_G_U(i) + 1, b = SP_RGBA32_B_U(i) + 1;
307 Gdk::Color col;
308 col.set_rgb(r * 256 - 1, g * 256 - 1, b * 256 - 1);
309 set_color(col);
310 }
311 }
312 };
314 /* Displays/Edits the matrix for feConvolveMatrix or feColorMatrix */
315 class FilterEffectsDialog::MatrixAttr : public Gtk::Frame, public AttrWidget
316 {
317 public:
318 MatrixAttr(const SPAttributeEnum a)
319 : AttrWidget(a), _locked(false)
320 {
321 _model = Gtk::ListStore::create(_columns);
322 _tree.set_model(_model);
323 _tree.set_headers_visible(false);
324 _tree.show();
325 add(_tree);
326 set_shadow_type(Gtk::SHADOW_IN);
327 }
329 std::vector<double> get_values() const
330 {
331 std::vector<double> vec;
332 for(Gtk::TreeIter iter = _model->children().begin();
333 iter != _model->children().end(); ++iter) {
334 for(unsigned c = 0; c < _tree.get_columns().size(); ++c)
335 vec.push_back((*iter)[_columns.cols[c]]);
336 }
337 return vec;
338 }
340 void set_values(const std::vector<double>& v)
341 {
342 unsigned i = 0;
343 for(Gtk::TreeIter iter = _model->children().begin();
344 iter != _model->children().end(); ++iter) {
345 for(unsigned c = 0; c < _tree.get_columns().size(); ++c) {
346 if(i >= v.size())
347 return;
348 (*iter)[_columns.cols[c]] = v[i];
349 ++i;
350 }
351 }
352 }
354 Glib::ustring get_as_attribute() const
355 {
356 std::ostringstream os;
358 for(Gtk::TreeIter iter = _model->children().begin();
359 iter != _model->children().end(); ++iter) {
360 for(unsigned c = 0; c < _tree.get_columns().size(); ++c) {
361 os << (*iter)[_columns.cols[c]] << " ";
362 }
363 }
365 return os.str();
366 }
368 void set_from_attribute(SPObject* o)
369 {
370 if(o) {
371 if(SP_IS_FECONVOLVEMATRIX(o)) {
372 SPFeConvolveMatrix* conv = SP_FECONVOLVEMATRIX(o);
373 int cols, rows;
374 cols = (int)conv->order.getNumber();
375 if(cols > 5)
376 cols = 5;
377 rows = conv->order.optNumber_set ? (int)conv->order.getOptNumber() : cols;
378 update(o, rows, cols);
379 }
380 else if(SP_IS_FECOLORMATRIX(o))
381 update(o, 4, 5);
382 }
383 }
384 private:
385 class MatrixColumns : public Gtk::TreeModel::ColumnRecord
386 {
387 public:
388 MatrixColumns()
389 {
390 cols.resize(5);
391 for(unsigned i = 0; i < cols.size(); ++i)
392 add(cols[i]);
393 }
394 std::vector<Gtk::TreeModelColumn<double> > cols;
395 };
397 void update(SPObject* o, const int rows, const int cols)
398 {
399 if(_locked)
400 return;
402 _model->clear();
404 _tree.remove_all_columns();
406 std::vector<gdouble>* values = NULL;
407 if(SP_IS_FECOLORMATRIX(o))
408 values = &SP_FECOLORMATRIX(o)->values;
409 else if(SP_IS_FECONVOLVEMATRIX(o))
410 values = &SP_FECONVOLVEMATRIX(o)->kernelMatrix;
411 else
412 return;
414 if(o) {
415 int ndx = 0;
417 for(int i = 0; i < cols; ++i) {
418 _tree.append_column_numeric_editable("", _columns.cols[i], "%.2f");
419 dynamic_cast<Gtk::CellRendererText*>(
420 _tree.get_column_cell_renderer(i))->signal_edited().connect(
421 sigc::mem_fun(*this, &MatrixAttr::rebind));
422 }
424 for(int r = 0; r < rows; ++r) {
425 Gtk::TreeRow row = *(_model->append());
426 for(int c = 0; c < cols; ++c, ++ndx)
427 row[_columns.cols[c]] = ndx < (int)values->size() ? (*values)[ndx] : 0;
428 }
429 }
430 }
432 void rebind(const Glib::ustring&, const Glib::ustring&)
433 {
434 _locked = true;
435 signal_attr_changed()();
436 _locked = false;
437 }
439 bool _locked;
440 Gtk::TreeView _tree;
441 Glib::RefPtr<Gtk::ListStore> _model;
442 MatrixColumns _columns;
443 };
445 // Displays a matrix or a slider for feColorMatrix
446 class FilterEffectsDialog::ColorMatrixValues : public Gtk::Frame, public AttrWidget
447 {
448 public:
449 ColorMatrixValues()
450 : AttrWidget(SP_ATTR_VALUES),
451 _matrix(SP_ATTR_VALUES),
452 _saturation(0, 0, 1, 0.1, 0.01, 2, SP_ATTR_VALUES),
453 _angle(0, 0, 360, 0.1, 0.01, 1, SP_ATTR_VALUES),
454 _label(_("None"), Gtk::ALIGN_LEFT),
455 _use_stored(false),
456 _saturation_store(0),
457 _angle_store(0)
458 {
459 _matrix.signal_attr_changed().connect(signal_attr_changed().make_slot());
460 _saturation.signal_attr_changed().connect(signal_attr_changed().make_slot());
461 _angle.signal_attr_changed().connect(signal_attr_changed().make_slot());
462 signal_attr_changed().connect(sigc::mem_fun(*this, &ColorMatrixValues::update_store));
464 _matrix.show();
465 _saturation.show();
466 _angle.show();
467 _label.show();
468 _label.set_sensitive(false);
470 set_shadow_type(Gtk::SHADOW_NONE);
471 }
473 virtual void set_from_attribute(SPObject* o)
474 {
475 if(SP_IS_FECOLORMATRIX(o)) {
476 SPFeColorMatrix* col = SP_FECOLORMATRIX(o);
477 remove();
478 switch(col->type) {
479 case COLORMATRIX_SATURATE:
480 add(_saturation);
481 if(_use_stored)
482 _saturation.set_value(_saturation_store);
483 else
484 _saturation.set_from_attribute(o);
485 break;
486 case COLORMATRIX_HUEROTATE:
487 add(_angle);
488 if(_use_stored)
489 _angle.set_value(_angle_store);
490 else
491 _angle.set_from_attribute(o);
492 break;
493 case COLORMATRIX_LUMINANCETOALPHA:
494 add(_label);
495 break;
496 case COLORMATRIX_MATRIX:
497 default:
498 add(_matrix);
499 if(_use_stored)
500 _matrix.set_values(_matrix_store);
501 else
502 _matrix.set_from_attribute(o);
503 break;
504 }
505 _use_stored = true;
506 }
507 }
509 virtual Glib::ustring get_as_attribute() const
510 {
511 const Widget* w = get_child();
512 if(w == &_label)
513 return "";
514 else
515 return dynamic_cast<const AttrWidget*>(w)->get_as_attribute();
516 }
518 void clear_store()
519 {
520 _use_stored = false;
521 }
522 private:
523 void update_store()
524 {
525 const Widget* w = get_child();
526 if(w == &_matrix)
527 _matrix_store = _matrix.get_values();
528 else if(w == &_saturation)
529 _saturation_store = _saturation.get_value();
530 else if(w == &_angle)
531 _angle_store = _angle.get_value();
532 }
534 MatrixAttr _matrix;
535 SpinSlider _saturation;
536 SpinSlider _angle;
537 Gtk::Label _label;
539 // Store separate values for the different color modes
540 bool _use_stored;
541 std::vector<double> _matrix_store;
542 double _saturation_store;
543 double _angle_store;
544 };
546 class FilterEffectsDialog::Settings
547 {
548 public:
549 typedef sigc::slot<void, const AttrWidget*> SetAttrSlot;
551 Settings(FilterEffectsDialog& d, Gtk::Box& b, SetAttrSlot slot, const int maxtypes)
552 : _dialog(d), _set_attr_slot(slot), _current_type(-1), _max_types(maxtypes)
553 {
554 _groups.resize(_max_types);
555 _attrwidgets.resize(_max_types);
557 for(int i = 0; i < _max_types; ++i) {
558 _groups[i] = new Gtk::VBox;
559 b.add(*_groups[i]);
560 }
561 }
563 ~Settings()
564 {
565 for(int i = 0; i < _max_types; ++i) {
566 delete _groups[i];
567 for(unsigned j = 0; j < _attrwidgets[i].size(); ++j)
568 delete _attrwidgets[i][j];
569 }
570 }
572 // Show the active settings group and update all the AttrWidgets with new values
573 void show_and_update(const int t, SPObject* ob)
574 {
575 if(t != _current_type) {
576 type(t);
577 for(unsigned i = 0; i < _groups.size(); ++i)
578 _groups[i]->hide();
579 }
580 if(t >= 0)
581 _groups[t]->show_all();
583 _dialog.set_attrs_locked(true);
584 for(unsigned i = 0; i < _attrwidgets[_current_type].size(); ++i)
585 _attrwidgets[_current_type][i]->set_from_attribute(ob);
586 _dialog.set_attrs_locked(false);
587 }
589 int get_current_type() const
590 {
591 return _current_type;
592 }
594 void type(const int t)
595 {
596 _current_type = t;
597 }
599 // LightSource
600 LightSourceControl* add_lightsource();
602 // CheckBox
603 CheckButtonAttr* add_checkbutton(const SPAttributeEnum attr, const Glib::ustring& label,
604 const Glib::ustring& tv, const Glib::ustring& fv)
605 {
606 CheckButtonAttr* cb = new CheckButtonAttr(label, tv, fv, attr);
607 add_widget(cb, "");
608 add_attr_widget(cb);
609 return cb;
610 }
612 // ColorButton
613 ColorButton* add_color(const SPAttributeEnum attr, const Glib::ustring& label)
614 {
615 ColorButton* col = new ColorButton(attr);
616 add_widget(col, label);
617 add_attr_widget(col);
618 return col;
619 }
621 // Matrix
622 MatrixAttr* add_matrix(const SPAttributeEnum attr, const Glib::ustring& label)
623 {
624 MatrixAttr* conv = new MatrixAttr(attr);
625 add_widget(conv, label);
626 add_attr_widget(conv);
627 return conv;
628 }
630 // ColorMatrixValues
631 ColorMatrixValues* add_colormatrixvalues(const Glib::ustring& label)
632 {
633 ColorMatrixValues* cmv = new ColorMatrixValues;
634 add_widget(cmv, label);
635 add_attr_widget(cmv);
636 return cmv;
637 }
639 // SpinSlider
640 SpinSlider* add_spinslider(const SPAttributeEnum attr, const Glib::ustring& label,
641 const double lo, const double hi, const double step_inc, const double climb, const int digits)
642 {
643 SpinSlider* spinslider = new SpinSlider(lo, lo, hi, step_inc, climb, digits, attr);
644 add_widget(spinslider, label);
645 add_attr_widget(spinslider);
646 return spinslider;
647 }
649 // DualSpinSlider
650 DualSpinSlider* add_dualspinslider(const SPAttributeEnum attr, const Glib::ustring& label,
651 const double lo, const double hi, const double step_inc,
652 const double climb, const int digits)
653 {
654 DualSpinSlider* dss = new DualSpinSlider(lo, lo, hi, step_inc, climb, digits, attr);
655 add_widget(dss, label);
656 add_attr_widget(dss);
657 return dss;
658 }
660 // DualSpinButton
661 DualSpinButton* add_dualspinbutton(const SPAttributeEnum attr, const Glib::ustring& label,
662 const double lo, const double hi, const double step_inc,
663 const double climb, const int digits)
664 {
665 DualSpinButton* dsb = new DualSpinButton(lo, hi, step_inc, climb, digits, attr);
666 add_widget(dsb, label);
667 add_attr_widget(dsb);
668 return dsb;
669 }
671 // MultiSpinButton
672 MultiSpinButton* add_multispinbutton(const SPAttributeEnum attr1, const SPAttributeEnum attr2,
673 const Glib::ustring& label, const double lo, const double hi,
674 const double step_inc, const double climb, const int digits)
675 {
676 std::vector<SPAttributeEnum> attrs;
677 attrs.push_back(attr1);
678 attrs.push_back(attr2);
679 MultiSpinButton* msb = new MultiSpinButton(lo, hi, step_inc, climb, digits, attrs);
680 add_widget(msb, label);
681 for(unsigned i = 0; i < msb->get_spinbuttons().size(); ++i)
682 add_attr_widget(msb->get_spinbuttons()[i]);
683 return msb;
684 }
685 MultiSpinButton* add_multispinbutton(const SPAttributeEnum attr1, const SPAttributeEnum attr2,
686 const SPAttributeEnum attr3, const Glib::ustring& label, const double lo,
687 const double hi, const double step_inc, const double climb, const int digits)
688 {
689 std::vector<SPAttributeEnum> attrs;
690 attrs.push_back(attr1);
691 attrs.push_back(attr2);
692 attrs.push_back(attr3);
693 MultiSpinButton* msb = new MultiSpinButton(lo, hi, step_inc, climb, digits, attrs);
694 add_widget(msb, label);
695 for(unsigned i = 0; i < msb->get_spinbuttons().size(); ++i)
696 add_attr_widget(msb->get_spinbuttons()[i]);
697 return msb;
698 }
700 // ComboBoxEnum
701 template<typename T> ComboBoxEnum<T>* add_combo(const SPAttributeEnum attr,
702 const Glib::ustring& label,
703 const Util::EnumDataConverter<T>& conv)
704 {
705 ComboBoxEnum<T>* combo = new ComboBoxEnum<T>(conv, attr);
706 add_widget(combo, label);
707 add_attr_widget(combo);
708 return combo;
709 }
710 private:
711 void add_attr_widget(AttrWidget* a)
712 {
713 _attrwidgets[_current_type].push_back(a);
714 a->signal_attr_changed().connect(sigc::bind(_set_attr_slot, a));
715 }
717 /* Adds a new settings widget using the specified label. The label will be formatted with a colon
718 and all widgets within the setting group are aligned automatically. */
719 void add_widget(Gtk::Widget* w, const Glib::ustring& label)
720 {
721 Gtk::Label *lbl = 0;
722 Gtk::HBox *hb = Gtk::manage(new Gtk::HBox);
723 hb->set_spacing(12);
725 if(label != "") {
726 lbl = Gtk::manage(new Gtk::Label(label + (label == "" ? "" : ":"), Gtk::ALIGN_LEFT));
727 hb->pack_start(*lbl, false, false);
728 _dialog._sizegroup->add_widget(*lbl);
729 lbl->show();
730 }
732 hb->pack_start(*w);
733 _groups[_current_type]->pack_start(*hb);
734 hb->show();
735 w->show();
736 }
738 std::vector<Gtk::VBox*> _groups;
740 FilterEffectsDialog& _dialog;
741 SetAttrSlot _set_attr_slot;
742 std::vector<std::vector<AttrWidget*> > _attrwidgets;
743 int _current_type, _max_types;
744 };
746 // Settings for the three light source objects
747 class FilterEffectsDialog::LightSourceControl : public AttrWidget
748 {
749 public:
750 LightSourceControl(FilterEffectsDialog& d)
751 : AttrWidget(SP_ATTR_INVALID),
752 _dialog(d),
753 _settings(d, _box, sigc::mem_fun(_dialog, &FilterEffectsDialog::set_child_attr_direct), LIGHT_ENDSOURCE),
754 _light_label("Light Source:", Gtk::ALIGN_LEFT),
755 _light_source(LightSourceConverter),
756 _locked(false)
757 {
758 _light_box.pack_start(_light_label, false, false);
759 _light_box.pack_start(_light_source);
760 _light_box.show_all();
761 _light_box.set_spacing(12);
762 _dialog._sizegroup->add_widget(_light_label);
764 _box.add(_light_box);
765 _box.reorder_child(_light_box, 0);
766 _light_source.signal_changed().connect(sigc::mem_fun(*this, &LightSourceControl::on_source_changed));
768 // FIXME: these range values are complete crap
770 _settings.type(LIGHT_DISTANT);
771 _settings.add_spinslider(SP_ATTR_AZIMUTH, _("Azimuth"), 0, 360, 1, 1, 0);
772 _settings.add_spinslider(SP_ATTR_ELEVATION, _("Elevation"), 0, 360, 1, 1, 0);
774 _settings.type(LIGHT_POINT);
775 _settings.add_multispinbutton(SP_ATTR_X, SP_ATTR_Y, SP_ATTR_Z, _("Location"), -99999, 99999, 1, 100, 0);
777 _settings.type(LIGHT_SPOT);
778 _settings.add_multispinbutton(SP_ATTR_X, SP_ATTR_Y, SP_ATTR_Z, _("Location"), -99999, 99999, 1, 100, 0);
779 _settings.add_multispinbutton(SP_ATTR_POINTSATX, SP_ATTR_POINTSATY, SP_ATTR_POINTSATZ,
780 _("Points At"), -99999, 99999, 1, 100, 0);
781 _settings.add_spinslider(SP_ATTR_SPECULAREXPONENT, _("Specular Exponent"), 1, 100, 1, 1, 0);
782 _settings.add_spinslider(SP_ATTR_LIMITINGCONEANGLE, _("Cone Angle"), 1, 100, 1, 1, 0);
783 }
785 Gtk::VBox& get_box()
786 {
787 return _box;
788 }
789 protected:
790 Glib::ustring get_as_attribute() const
791 {
792 return "";
793 }
794 void set_from_attribute(SPObject* o)
795 {
796 if(_locked)
797 return;
799 _locked = true;
801 SPObject* child = o->children;
803 if(SP_IS_FEDISTANTLIGHT(child))
804 _light_source.set_active(0);
805 else if(SP_IS_FEPOINTLIGHT(child))
806 _light_source.set_active(1);
807 else if(SP_IS_FESPOTLIGHT(child))
808 _light_source.set_active(2);
809 else
810 _light_source.set_active(-1);
812 update();
814 _locked = false;
815 }
816 private:
817 void on_source_changed()
818 {
819 if(_locked)
820 return;
822 SPFilterPrimitive* prim = _dialog._primitive_list.get_selected();
823 if(prim) {
824 _locked = true;
826 SPObject* child = prim->children;
827 const int ls = _light_source.get_active_row_number();
828 // Check if the light source type has changed
829 if(!(ls == -1 && !child) &&
830 !(ls == 0 && SP_IS_FEDISTANTLIGHT(child)) &&
831 !(ls == 1 && SP_IS_FEPOINTLIGHT(child)) &&
832 !(ls == 2 && SP_IS_FESPOTLIGHT(child))) {
833 if(child)
834 sp_repr_unparent(child->repr);
836 if(ls != -1) {
837 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(prim->document);
838 Inkscape::XML::Node *repr = xml_doc->createElement(_light_source.get_active_data()->key.c_str());
839 prim->repr->appendChild(repr);
840 }
842 sp_document_done(prim->document, SP_VERB_DIALOG_FILTER_EFFECTS, _("New light source"));
843 update();
844 }
846 _locked = false;
847 }
848 }
850 void update()
851 {
852 _box.hide_all();
853 _box.show();
854 _light_box.show_all();
856 SPFilterPrimitive* prim = _dialog._primitive_list.get_selected();
857 if(prim && prim->children)
858 _settings.show_and_update(_light_source.get_active_data()->id, prim->children);
859 }
861 FilterEffectsDialog& _dialog;
862 Gtk::VBox _box;
863 Settings _settings;
864 Gtk::HBox _light_box;
865 Gtk::Label _light_label;
866 ComboBoxEnum<LightSource> _light_source;
867 bool _locked;
868 };
870 FilterEffectsDialog::LightSourceControl* FilterEffectsDialog::Settings::add_lightsource()
871 {
872 LightSourceControl* ls = new LightSourceControl(_dialog);
873 add_attr_widget(ls);
874 add_widget(&ls->get_box(), "");
875 return ls;
876 }
878 Glib::RefPtr<Gtk::Menu> create_popup_menu(Gtk::Widget& parent, sigc::slot<void> dup,
879 sigc::slot<void> rem)
880 {
881 Glib::RefPtr<Gtk::Menu> menu(new Gtk::Menu);
883 menu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Duplicate"), dup));
884 Gtk::MenuItem* mi = Gtk::manage(new Gtk::ImageMenuItem(Gtk::Stock::REMOVE));
885 menu->append(*mi);
886 mi->signal_activate().connect(rem);
887 mi->show();
888 menu->accelerate(parent);
890 return menu;
891 }
893 /*** FilterModifier ***/
894 FilterEffectsDialog::FilterModifier::FilterModifier(FilterEffectsDialog& d)
895 : _dialog(d), _add(Gtk::Stock::ADD), _observer(new SignalObserver)
896 {
897 Gtk::ScrolledWindow* sw = Gtk::manage(new Gtk::ScrolledWindow);
898 pack_start(*sw);
899 pack_start(_add, false, false);
900 sw->add(_list);
902 _model = Gtk::ListStore::create(_columns);
903 _list.set_model(_model);
904 const int selcol = _list.append_column("", _cell_sel);
905 Gtk::TreeViewColumn* col = _list.get_column(selcol - 1);
906 if(col)
907 col->add_attribute(_cell_sel.property_sel(), _columns.sel);
908 _list.append_column(_("_Filter"), _columns.label);
910 sw->set_policy(Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
911 sw->set_shadow_type(Gtk::SHADOW_IN);
912 show_all_children();
913 _add.signal_clicked().connect(sigc::mem_fun(*this, &FilterModifier::add_filter));
914 _list.signal_button_press_event().connect_notify(
915 sigc::mem_fun(*this, &FilterModifier::filter_list_button_press));
916 _list.signal_button_release_event().connect_notify(
917 sigc::mem_fun(*this, &FilterModifier::filter_list_button_release));
918 _menu = create_popup_menu(*this, sigc::mem_fun(*this, &FilterModifier::duplicate_filter),
919 sigc::mem_fun(*this, &FilterModifier::remove_filter));
920 _menu->items().push_back(Gtk::Menu_Helpers::MenuElem(
921 _("R_ename"), sigc::mem_fun(*this, &FilterModifier::rename_filter)));
922 _menu->accelerate(*this);
924 _list.get_selection()->signal_changed().connect(sigc::mem_fun(*this, &FilterModifier::on_filter_selection_changed));
925 _observer->signal_changed().connect(signal_filter_changed().make_slot());
926 g_signal_connect(G_OBJECT(INKSCAPE), "change_selection",
927 G_CALLBACK(&FilterModifier::on_inkscape_change_selection), this);
929 g_signal_connect(G_OBJECT(INKSCAPE), "activate_desktop",
930 G_CALLBACK(&FilterModifier::on_activate_desktop), this);
932 on_activate_desktop(INKSCAPE, SP_ACTIVE_DESKTOP, this);
933 update_filters();
934 }
936 FilterEffectsDialog::FilterModifier::~FilterModifier()
937 {
938 _resource_changed.disconnect();
939 _doc_replaced.disconnect();
940 }
942 FilterEffectsDialog::FilterModifier::CellRendererSel::CellRendererSel()
943 : Glib::ObjectBase(typeid(CellRendererSel)),
944 _size(10),
945 _sel(*this, "sel", 0)
946 {}
948 void FilterEffectsDialog::FilterModifier::CellRendererSel::get_size_vfunc(
949 Gtk::Widget&, const Gdk::Rectangle*, int* x, int* y, int* w, int* h) const
950 {
951 if(x)
952 (*x) = 0;
953 if(y)
954 (*y) = 0;
955 if(w)
956 (*w) = _size;
957 if(h)
958 (*h) = _size;
959 }
961 void FilterEffectsDialog::FilterModifier::CellRendererSel::render_vfunc(
962 const Glib::RefPtr<Gdk::Drawable>& win, Gtk::Widget& widget, const Gdk::Rectangle& bg_area,
963 const Gdk::Rectangle& cell_area, const Gdk::Rectangle& expose_area, Gtk::CellRendererState flags)
964 {
965 const int sel = _sel.get_value();
967 if(sel > 0) {
968 const int s = _size - 2;
969 const int w = cell_area.get_width();
970 const int h = cell_area.get_height();
971 const int x = cell_area.get_x() + w / 2 - s / 2;
972 const int y = cell_area.get_y() + h / 2 - s / 2;
974 win->draw_rectangle(widget.get_style()->get_text_gc(Gtk::STATE_NORMAL), (sel == 1), x, y, s, s);
975 }
976 }
978 void FilterEffectsDialog::FilterModifier::on_activate_desktop(Application*, SPDesktop* desktop, FilterModifier* me)
979 {
980 me->update_filters();
982 me->_doc_replaced.disconnect();
983 me->_doc_replaced = desktop->connectDocumentReplaced(
984 sigc::mem_fun(me, &FilterModifier::on_document_replaced));
986 me->_resource_changed.disconnect();
987 me->_resource_changed =
988 sp_document_resources_changed_connect(sp_desktop_document(desktop), "filter",
989 sigc::mem_fun(me, &FilterModifier::update_filters));
990 }
993 // When the selection changes, show the active filter(s) in the dialog
994 void FilterEffectsDialog::FilterModifier::on_inkscape_change_selection(Application *inkscape,
995 Selection *sel,
996 FilterModifier* fm)
997 {
998 if(fm && sel)
999 fm->update_selection(sel);
1000 }
1002 void FilterEffectsDialog::FilterModifier::update_selection(Selection *sel)
1003 {
1004 std::set<SPObject*> used;
1006 for(GSList const *i = sel->itemList(); i != NULL; i = i->next) {
1007 SPObject *obj = SP_OBJECT (i->data);
1008 SPStyle *style = SP_OBJECT_STYLE (obj);
1009 if(!style || !SP_IS_ITEM(obj)) continue;
1011 if(style->filter.set && style->getFilter())
1012 used.insert(style->getFilter());
1013 else
1014 used.insert(0);
1015 }
1017 const int size = used.size();
1019 for(Gtk::TreeIter iter = _model->children().begin();
1020 iter != _model->children().end(); ++iter) {
1021 if(used.find((*iter)[_columns.filter]) != used.end()) {
1022 // If only one filter is in use by the selection, select it
1023 if(size == 1)
1024 _list.get_selection()->select(iter);
1025 (*iter)[_columns.sel] = size;
1026 }
1027 else
1028 (*iter)[_columns.sel] = 0;
1029 }
1030 }
1032 void FilterEffectsDialog::FilterModifier::on_filter_selection_changed()
1033 {
1034 _observer->set(get_selected_filter());
1035 signal_filter_changed()();
1036 }
1038 /* Add all filters in the document to the combobox.
1039 Keeps the same selection if possible, otherwise selects the first element */
1040 void FilterEffectsDialog::FilterModifier::update_filters()
1041 {
1042 SPDesktop* desktop = SP_ACTIVE_DESKTOP;
1043 SPDocument* document = sp_desktop_document(desktop);
1044 const GSList* filters = sp_document_get_resource_list(document, "filter");
1046 _model->clear();
1048 for(const GSList *l = filters; l; l = l->next) {
1049 Gtk::TreeModel::Row row = *_model->append();
1050 SPFilter* f = (SPFilter*)l->data;
1051 row[_columns.filter] = f;
1052 const gchar* lbl = f->label();
1053 const gchar* id = SP_OBJECT_ID(f);
1054 row[_columns.label] = lbl ? lbl : (id ? id : "filter");
1055 }
1056 }
1058 SPFilter* FilterEffectsDialog::FilterModifier::get_selected_filter()
1059 {
1060 if(_list.get_selection()) {
1061 Gtk::TreeModel::iterator i = _list.get_selection()->get_selected();
1063 if(i)
1064 return (*i)[_columns.filter];
1065 }
1067 return 0;
1068 }
1070 void FilterEffectsDialog::FilterModifier::select_filter(const SPFilter* filter)
1071 {
1072 if(filter) {
1073 for(Gtk::TreeModel::iterator i = _model->children().begin();
1074 i != _model->children().end(); ++i) {
1075 if((*i)[_columns.filter] == filter) {
1076 _list.get_selection()->select(i);
1077 break;
1078 }
1079 }
1080 }
1081 }
1083 void FilterEffectsDialog::FilterModifier::filter_list_button_press(GdkEventButton* e)
1084 {
1085 // Double-click
1086 if(e->type == GDK_2BUTTON_PRESS) {
1087 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
1088 SPDocument *doc = sp_desktop_document(desktop);
1089 SPFilter* filter = get_selected_filter();
1090 Inkscape::Selection *sel = sp_desktop_selection(desktop);
1092 GSList const *items = sel->itemList();
1094 for (GSList const *i = items; i != NULL; i = i->next) {
1095 SPItem * item = SP_ITEM(i->data);
1096 SPStyle *style = SP_OBJECT_STYLE(item);
1097 g_assert(style != NULL);
1099 sp_style_set_property_url(SP_OBJECT(item), "filter", SP_OBJECT(filter), false);
1100 SP_OBJECT(item)->requestDisplayUpdate((SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_STYLE_MODIFIED_FLAG ));
1101 }
1103 update_selection(sel);
1104 sp_document_done(doc, SP_VERB_DIALOG_FILTER_EFFECTS, _("Apply filter"));
1105 }
1106 }
1108 void FilterEffectsDialog::FilterModifier::filter_list_button_release(GdkEventButton* event)
1109 {
1110 if((event->type == GDK_BUTTON_RELEASE) && (event->button == 3)) {
1111 const bool sensitive = get_selected_filter() != NULL;
1112 _menu->items()[0].set_sensitive(sensitive);
1113 _menu->items()[1].set_sensitive(sensitive);
1114 _menu->popup(event->button, event->time);
1115 }
1116 }
1118 void FilterEffectsDialog::FilterModifier::add_filter()
1119 {
1120 SPDocument* doc = sp_desktop_document(SP_ACTIVE_DESKTOP);
1121 SPFilter* filter = new_filter(doc);
1123 const int count = _model->children().size();
1124 std::ostringstream os;
1125 os << "filter" << count;
1126 filter->setLabel(os.str().c_str());
1128 update_filters();
1130 select_filter(filter);
1132 sp_document_done(doc, SP_VERB_DIALOG_FILTER_EFFECTS, _("Add filter"));
1133 }
1135 void FilterEffectsDialog::FilterModifier::remove_filter()
1136 {
1137 SPFilter *filter = get_selected_filter();
1139 if(filter) {
1140 SPDocument* doc = filter->document;
1141 sp_repr_unparent(filter->repr);
1143 sp_document_done(doc, SP_VERB_DIALOG_FILTER_EFFECTS, _("Remove filter"));
1145 update_filters();
1146 }
1147 }
1149 void FilterEffectsDialog::FilterModifier::duplicate_filter()
1150 {
1151 SPFilter* filter = get_selected_filter();
1153 if(filter) {
1154 Inkscape::XML::Node* repr = SP_OBJECT_REPR(filter), *parent = repr->parent();
1155 repr = repr->duplicate(repr->document());
1156 parent->appendChild(repr);
1158 sp_document_done(filter->document, SP_VERB_DIALOG_FILTER_EFFECTS, _("Duplicate filter"));
1160 update_filters();
1161 }
1162 }
1164 void FilterEffectsDialog::FilterModifier::rename_filter()
1165 {
1166 SPFilter* filter = get_selected_filter();
1167 Gtk::Dialog m("", _dialog, true);
1168 m.add_button(Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
1169 m.add_button(_("_Rename"), Gtk::RESPONSE_OK);
1170 m.set_default_response(Gtk::RESPONSE_OK);
1171 Gtk::Label lbl(_("Filter name:"));
1172 Gtk::Entry entry;
1173 entry.set_text(filter->label() ? filter->label() : "");
1174 Gtk::HBox hb;
1175 hb.add(lbl);
1176 hb.add(entry);
1177 hb.set_spacing(12);
1178 hb.show_all();
1179 m.get_vbox()->add(hb);
1180 const int res = m.run();
1181 if(res == Gtk::RESPONSE_OK) {
1182 filter->setLabel(entry.get_text().c_str());
1183 sp_document_done(filter->document, SP_VERB_DIALOG_FILTER_EFFECTS, _("Rename filter"));
1184 Gtk::TreeIter iter = _list.get_selection()->get_selected();
1185 if(iter)
1186 (*iter)[_columns.label] = entry.get_text();
1187 }
1188 }
1190 FilterEffectsDialog::CellRendererConnection::CellRendererConnection()
1191 : Glib::ObjectBase(typeid(CellRendererConnection)),
1192 _primitive(*this, "primitive", 0)
1193 {}
1195 Glib::PropertyProxy<void*> FilterEffectsDialog::CellRendererConnection::property_primitive()
1196 {
1197 return _primitive.get_proxy();
1198 }
1200 void FilterEffectsDialog::CellRendererConnection::set_text_width(const int w)
1201 {
1202 _text_width = w;
1203 }
1205 int FilterEffectsDialog::CellRendererConnection::get_text_width() const
1206 {
1207 return _text_width;
1208 }
1210 void FilterEffectsDialog::CellRendererConnection::get_size_vfunc(
1211 Gtk::Widget& widget, const Gdk::Rectangle* cell_area,
1212 int* x_offset, int* y_offset, int* width, int* height) const
1213 {
1214 PrimitiveList& primlist = dynamic_cast<PrimitiveList&>(widget);
1216 if(x_offset)
1217 (*x_offset) = 0;
1218 if(y_offset)
1219 (*y_offset) = 0;
1220 if(width)
1221 (*width) = size * primlist.primitive_count() + _text_width * 7;
1222 if(height) {
1223 // Scale the height depending on the number of inputs, unless it's
1224 // the first primitive, in which case there are no connections
1225 SPFilterPrimitive* prim = (SPFilterPrimitive*)_primitive.get_value();
1226 (*height) = size * input_count(prim);
1227 }
1228 }
1230 /*** PrimitiveList ***/
1231 FilterEffectsDialog::PrimitiveList::PrimitiveList(FilterEffectsDialog& d)
1232 : _dialog(d),
1233 _in_drag(0),
1234 _observer(new SignalObserver)
1235 {
1236 add_events(Gdk::POINTER_MOTION_MASK | Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK);
1237 signal_expose_event().connect(sigc::mem_fun(*this, &PrimitiveList::on_expose_signal));
1239 _model = Gtk::ListStore::create(_columns);
1241 set_reorderable(true);
1243 set_model(_model);
1244 append_column(_("_Type"), _columns.type);
1246 _observer->signal_changed().connect(signal_primitive_changed().make_slot());
1247 get_selection()->signal_changed().connect(sigc::mem_fun(*this, &PrimitiveList::on_primitive_selection_changed));
1248 signal_primitive_changed().connect(sigc::mem_fun(*this, &PrimitiveList::queue_draw));
1250 _connection_cell.set_text_width(init_text());
1252 int cols_count = append_column(_("Connections"), _connection_cell);
1253 Gtk::TreeViewColumn* col = get_column(cols_count - 1);
1254 if(col)
1255 col->add_attribute(_connection_cell.property_primitive(), _columns.primitive);
1256 }
1258 // Sets up a vertical Pango context/layout, and returns the largest
1259 // width needed to render the FilterPrimitiveInput labels.
1260 int FilterEffectsDialog::PrimitiveList::init_text()
1261 {
1262 // Set up a vertical context+layout
1263 Glib::RefPtr<Pango::Context> context = create_pango_context();
1264 const Pango::Matrix matrix = {0, -1, 1, 0, 0, 0};
1265 context->set_matrix(matrix);
1266 _vertical_layout = Pango::Layout::create(context);
1268 int maxfont = 0;
1269 for(int i = 0; i < FPInputConverter.end; ++i) {
1270 _vertical_layout->set_text(FPInputConverter.get_label((FilterPrimitiveInput)i));
1271 int fontw, fonth;
1272 _vertical_layout->get_pixel_size(fontw, fonth);
1273 if(fonth > maxfont)
1274 maxfont = fonth;
1275 }
1277 return maxfont;
1278 }
1280 sigc::signal<void>& FilterEffectsDialog::PrimitiveList::signal_primitive_changed()
1281 {
1282 return _signal_primitive_changed;
1283 }
1285 void FilterEffectsDialog::PrimitiveList::on_primitive_selection_changed()
1286 {
1287 _observer->set(get_selected());
1288 signal_primitive_changed()();
1289 _dialog._color_matrix_values->clear_store();
1290 }
1292 /* Add all filter primitives in the current to the list.
1293 Keeps the same selection if possible, otherwise selects the first element */
1294 void FilterEffectsDialog::PrimitiveList::update()
1295 {
1296 SPFilter* f = _dialog._filter_modifier.get_selected_filter();
1297 const SPFilterPrimitive* active_prim = get_selected();
1298 bool active_found = false;
1300 _model->clear();
1302 if(f) {
1303 _dialog._primitive_box.set_sensitive(true);
1305 for(SPObject *prim_obj = f->children;
1306 prim_obj && SP_IS_FILTER_PRIMITIVE(prim_obj);
1307 prim_obj = prim_obj->next) {
1308 SPFilterPrimitive *prim = SP_FILTER_PRIMITIVE(prim_obj);
1309 if(prim) {
1310 Gtk::TreeModel::Row row = *_model->append();
1311 row[_columns.primitive] = prim;
1312 row[_columns.type_id] = FPConverter.get_id_from_key(prim->repr->name());
1313 row[_columns.type] = FPConverter.get_label(row[_columns.type_id]);
1314 row[_columns.id] = SP_OBJECT_ID(prim);
1316 if(prim == active_prim) {
1317 get_selection()->select(row);
1318 active_found = true;
1319 }
1320 }
1321 }
1323 if(!active_found && _model->children().begin())
1324 get_selection()->select(_model->children().begin());
1325 }
1326 else {
1327 _dialog._primitive_box.set_sensitive(false);
1328 }
1329 }
1331 void FilterEffectsDialog::PrimitiveList::set_menu(Glib::RefPtr<Gtk::Menu> menu)
1332 {
1333 _primitive_menu = menu;
1334 }
1336 SPFilterPrimitive* FilterEffectsDialog::PrimitiveList::get_selected()
1337 {
1338 if(_dialog._filter_modifier.get_selected_filter()) {
1339 Gtk::TreeModel::iterator i = get_selection()->get_selected();
1340 if(i)
1341 return (*i)[_columns.primitive];
1342 }
1344 return 0;
1345 }
1347 void FilterEffectsDialog::PrimitiveList::select(SPFilterPrimitive* prim)
1348 {
1349 for(Gtk::TreeIter i = _model->children().begin();
1350 i != _model->children().end(); ++i) {
1351 if((*i)[_columns.primitive] == prim)
1352 get_selection()->select(i);
1353 }
1354 }
1358 bool FilterEffectsDialog::PrimitiveList::on_expose_signal(GdkEventExpose* e)
1359 {
1360 Gdk::Rectangle clip(e->area.x, e->area.y, e->area.width, e->area.height);
1361 Glib::RefPtr<Gdk::Window> win = get_bin_window();
1362 Glib::RefPtr<Gdk::GC> darkgc = get_style()->get_dark_gc(Gtk::STATE_NORMAL);
1364 SPFilterPrimitive* prim = get_selected();
1365 int row_count = get_model()->children().size();
1367 int fheight = CellRendererConnection::size;
1368 Gdk::Rectangle rct, vis;
1369 Gtk::TreeIter row = get_model()->children().begin();
1370 int text_start_x = 0;
1371 if(row) {
1372 get_cell_area(get_model()->get_path(row), *get_column(1), rct);
1373 get_visible_rect(vis);
1374 int vis_x, vis_y;
1375 tree_to_widget_coords(vis.get_x(), vis.get_y(), vis_x, vis_y);
1377 text_start_x = rct.get_x() + rct.get_width() - _connection_cell.get_text_width() * (FPInputConverter.end + 1) + 1;
1378 for(int i = 0; i < FPInputConverter.end; ++i) {
1379 _vertical_layout->set_text(FPInputConverter.get_label((FilterPrimitiveInput)i));
1380 const int x = text_start_x + _connection_cell.get_text_width() * (i + 1);
1381 get_bin_window()->draw_rectangle(get_style()->get_bg_gc(Gtk::STATE_NORMAL), true, x, vis_y, _connection_cell.get_text_width(), vis.get_height());
1382 get_bin_window()->draw_layout(get_style()->get_text_gc(Gtk::STATE_NORMAL), x + 1, vis_y, _vertical_layout);
1383 get_bin_window()->draw_line(darkgc, x, vis_y, x, vis_y + vis.get_height());
1384 }
1385 }
1387 int row_index = 0;
1388 for(; row != get_model()->children().end(); ++row, ++row_index) {
1389 get_cell_area(get_model()->get_path(row), *get_column(1), rct);
1390 const int x = rct.get_x(), y = rct.get_y(), h = rct.get_height();
1392 // Check mouse state
1393 int mx, my;
1394 Gdk::ModifierType mask;
1395 get_bin_window()->get_pointer(mx, my, mask);
1397 // Outline the bottom of the connection area
1398 const int outline_x = x + fheight * (row_count - row_index);
1399 get_bin_window()->draw_line(darkgc, x, y + h, outline_x, y + h);
1401 // Side outline
1402 get_bin_window()->draw_line(darkgc, outline_x, y - 1, outline_x, y + h);
1404 std::vector<Gdk::Point> con_poly;
1405 int con_drag_y;
1406 bool inside;
1407 const SPFilterPrimitive* row_prim = (*row)[_columns.primitive];
1408 const int inputs = input_count(row_prim);
1410 if(SP_IS_FEMERGE(row_prim)) {
1411 for(int i = 0; i < inputs; ++i) {
1412 inside = do_connection_node(row, i, con_poly, mx, my);
1413 get_bin_window()->draw_polygon(inside && mask & GDK_BUTTON1_MASK ?
1414 darkgc : get_style()->get_dark_gc(Gtk::STATE_ACTIVE),
1415 inside, con_poly);
1417 if(_in_drag == (i + 1))
1418 con_drag_y = con_poly[2].get_y();
1420 if(_in_drag != (i + 1) || row_prim != prim)
1421 draw_connection(row, i, text_start_x, outline_x, con_poly[2].get_y(), row_count);
1422 }
1423 }
1424 else {
1425 // Draw "in" shape
1426 inside = do_connection_node(row, 0, con_poly, mx, my);
1427 con_drag_y = con_poly[2].get_y();
1428 get_bin_window()->draw_polygon(inside && mask & GDK_BUTTON1_MASK ?
1429 darkgc : get_style()->get_dark_gc(Gtk::STATE_ACTIVE),
1430 inside, con_poly);
1432 // Draw "in" connection
1433 if(_in_drag != 1 || row_prim != prim)
1434 draw_connection(row, SP_ATTR_IN, text_start_x, outline_x, con_poly[2].get_y(), row_count);
1436 if(inputs == 2) {
1437 // Draw "in2" shape
1438 inside = do_connection_node(row, 1, con_poly, mx, my);
1439 if(_in_drag == 2)
1440 con_drag_y = con_poly[2].get_y();
1441 get_bin_window()->draw_polygon(inside && mask & GDK_BUTTON1_MASK ?
1442 darkgc : get_style()->get_dark_gc(Gtk::STATE_ACTIVE),
1443 inside, con_poly);
1444 // Draw "in2" connection
1445 if(_in_drag != 2 || row_prim != prim)
1446 draw_connection(row, SP_ATTR_IN2, text_start_x, outline_x, con_poly[2].get_y(), row_count);
1447 }
1448 }
1450 // Draw drag connection
1451 if(row_prim == prim && _in_drag) {
1452 get_bin_window()->draw_line(get_style()->get_black_gc(), outline_x, con_drag_y,
1453 mx, con_drag_y);
1454 get_bin_window()->draw_line(get_style()->get_black_gc(), mx, con_drag_y, mx, my);
1455 }
1456 }
1458 return true;
1459 }
1461 void FilterEffectsDialog::PrimitiveList::draw_connection(const Gtk::TreeIter& input, const int attr,
1462 const int text_start_x, const int x1, const int y1,
1463 const int row_count)
1464 {
1465 int src_id;
1466 const Gtk::TreeIter res = find_result(input, attr, src_id);
1467 Glib::RefPtr<Gdk::GC> gc = get_style()->get_black_gc();
1469 if(res == input) {
1470 // Draw straight connection to a standard input
1471 const int tw = _connection_cell.get_text_width();
1472 gint end_x = text_start_x + tw * (src_id + 1) + (int)(tw * 0.5f) + 1;
1473 get_bin_window()->draw_rectangle(gc, true, end_x-2, y1-2, 5, 5);
1474 get_bin_window()->draw_line(gc, x1, y1, end_x, y1);
1475 }
1476 else if(res != _model->children().end()) {
1477 Gdk::Rectangle rct;
1479 get_cell_area(get_model()->get_path(_model->children().begin()), *get_column(1), rct);
1480 const int fheight = CellRendererConnection::size;
1482 get_cell_area(get_model()->get_path(res), *get_column(1), rct);
1483 const int row_index = find_index(res);
1484 const int x2 = rct.get_x() + fheight * (row_count - row_index) - fheight / 2;
1485 const int y2 = rct.get_y() + rct.get_height();
1487 // Draw an 'L'-shaped connection to another filter primitive
1488 get_bin_window()->draw_line(gc, x1, y1, x2, y1);
1489 get_bin_window()->draw_line(gc, x2, y1, x2, y2);
1490 }
1491 }
1493 // Creates a triangle outline of the connection node and returns true if (x,y) is inside the node
1494 bool FilterEffectsDialog::PrimitiveList::do_connection_node(const Gtk::TreeIter& row, const int input,
1495 std::vector<Gdk::Point>& points,
1496 const int ix, const int iy)
1497 {
1498 Gdk::Rectangle rct;
1499 const int icnt = input_count((*row)[_columns.primitive]);
1501 get_cell_area(get_model()->get_path(_model->children().begin()), *get_column(1), rct);
1502 const int fheight = CellRendererConnection::size;
1504 get_cell_area(_model->get_path(row), *get_column(1), rct);
1505 const float h = rct.get_height() / icnt;
1507 const int x = rct.get_x() + fheight * (_model->children().size() - find_index(row));
1508 const int con_w = (int)(fheight * 0.35f);
1509 const int con_y = (int)(rct.get_y() + (h / 2) - con_w + (input * h));
1510 points.clear();
1511 points.push_back(Gdk::Point(x, con_y));
1512 points.push_back(Gdk::Point(x, con_y + con_w * 2));
1513 points.push_back(Gdk::Point(x - con_w, con_y + con_w));
1515 return ix >= x - h && iy >= con_y && ix <= x && iy <= points[1].get_y();
1516 }
1518 const Gtk::TreeIter FilterEffectsDialog::PrimitiveList::find_result(const Gtk::TreeIter& start,
1519 const int attr, int& src_id)
1520 {
1521 SPFilterPrimitive* prim = (*start)[_columns.primitive];
1522 Gtk::TreeIter target = _model->children().end();
1523 int image;
1525 if(SP_IS_FEMERGE(prim)) {
1526 int c = 0;
1527 for(const SPObject* o = prim->firstChild(); o; o = o->next, ++c) {
1528 if(c == attr && SP_IS_FEMERGENODE(o))
1529 image = SP_FEMERGENODE(o)->input;
1530 }
1531 }
1532 else {
1533 if(attr == SP_ATTR_IN)
1534 image = prim->image_in;
1535 else if(attr == SP_ATTR_IN2) {
1536 if(SP_IS_FEBLEND(prim))
1537 image = SP_FEBLEND(prim)->in2;
1538 else if(SP_IS_FECOMPOSITE(prim))
1539 image = SP_FECOMPOSITE(prim)->in2;
1540 else if(SP_IS_FEDISPLACEMENTMAP(prim))
1541 image = SP_FEDISPLACEMENTMAP(prim)->in2;
1542 else
1543 return target;
1544 }
1545 else
1546 return target;
1547 }
1549 if(image >= 0) {
1550 for(Gtk::TreeIter i = _model->children().begin();
1551 i != start; ++i) {
1552 if(((SPFilterPrimitive*)(*i)[_columns.primitive])->image_out == image)
1553 target = i;
1554 }
1555 return target;
1556 }
1557 else if(image < -1) {
1558 src_id = -(image + 2);
1559 return start;
1560 }
1562 return target;
1563 }
1565 int FilterEffectsDialog::PrimitiveList::find_index(const Gtk::TreeIter& target)
1566 {
1567 int i = 0;
1568 for(Gtk::TreeIter iter = _model->children().begin();
1569 iter != target; ++iter, ++i);
1570 return i;
1571 }
1573 bool FilterEffectsDialog::PrimitiveList::on_button_press_event(GdkEventButton* e)
1574 {
1575 Gtk::TreePath path;
1576 Gtk::TreeViewColumn* col;
1577 const int x = (int)e->x, y = (int)e->y;
1578 int cx, cy;
1580 _drag_prim = 0;
1582 if(get_path_at_pos(x, y, path, col, cx, cy)) {
1583 Gtk::TreeIter iter = _model->get_iter(path);
1584 std::vector<Gdk::Point> points;
1586 _drag_prim = (*iter)[_columns.primitive];
1587 const int icnt = input_count(_drag_prim);
1589 for(int i = 0; i < icnt; ++i) {
1590 if(do_connection_node(_model->get_iter(path), i, points, x, y)) {
1591 _in_drag = i + 1;
1592 break;
1593 }
1594 }
1596 queue_draw();
1597 }
1599 if(_in_drag) {
1600 _scroll_connection = Glib::signal_timeout().connect(sigc::mem_fun(*this, &PrimitiveList::on_scroll_timeout), 150);
1601 _autoscroll = 0;
1602 get_selection()->select(path);
1603 return true;
1604 }
1605 else
1606 return Gtk::TreeView::on_button_press_event(e);
1607 }
1609 bool FilterEffectsDialog::PrimitiveList::on_motion_notify_event(GdkEventMotion* e)
1610 {
1611 const int speed = 10;
1612 const int limit = 15;
1614 Gdk::Rectangle vis;
1615 get_visible_rect(vis);
1616 int vis_x, vis_y;
1617 tree_to_widget_coords(vis.get_x(), vis.get_y(), vis_x, vis_y);
1618 const int top = vis_y + vis.get_height();
1620 // When autoscrolling during a connection drag, set the speed based on
1621 // where the mouse is in relation to the edges.
1622 if(e->y < vis_y)
1623 _autoscroll = -(int)(speed + (vis_y - e->y) / 5);
1624 else if(e->y < vis_y + limit)
1625 _autoscroll = -speed;
1626 else if(e->y > top)
1627 _autoscroll = (int)(speed + (e->y - top) / 5);
1628 else if(e->y > top - limit)
1629 _autoscroll = speed;
1630 else
1631 _autoscroll = 0;
1633 queue_draw();
1635 return Gtk::TreeView::on_motion_notify_event(e);
1636 }
1638 bool FilterEffectsDialog::PrimitiveList::on_button_release_event(GdkEventButton* e)
1639 {
1640 SPFilterPrimitive *prim = get_selected(), *target;
1642 _scroll_connection.disconnect();
1644 if(_in_drag && prim) {
1645 Gtk::TreePath path;
1646 Gtk::TreeViewColumn* col;
1647 int cx, cy;
1649 if(get_path_at_pos((int)e->x, (int)e->y, path, col, cx, cy)) {
1650 const gchar *in_val = 0;
1651 Glib::ustring result;
1652 Gtk::TreeIter target_iter = _model->get_iter(path);
1653 target = (*target_iter)[_columns.primitive];
1655 Gdk::Rectangle rct;
1656 get_cell_area(path, *col, rct);
1657 const int twidth = _connection_cell.get_text_width();
1658 const int sources_x = rct.get_width() - twidth * FPInputConverter.end;
1659 if(cx > sources_x) {
1660 int src = (cx - sources_x) / twidth;
1661 if(src < 0)
1662 src = 0;
1663 else if(src >= FPInputConverter.end)
1664 src = FPInputConverter.end - 1;
1665 result = FPInputConverter.get_key((FilterPrimitiveInput)src);
1666 in_val = result.c_str();
1667 }
1668 else {
1669 // Ensure that the target comes before the selected primitive
1670 for(Gtk::TreeIter iter = _model->children().begin();
1671 iter != get_selection()->get_selected(); ++iter) {
1672 if(iter == target_iter) {
1673 Inkscape::XML::Node *repr = SP_OBJECT_REPR(target);
1674 // Make sure the target has a result
1675 const gchar *gres = repr->attribute("result");
1676 if(!gres) {
1677 result = "result" + Glib::Ascii::dtostr(SP_FILTER(prim->parent)->_image_number_next);
1678 repr->setAttribute("result", result.c_str());
1679 in_val = result.c_str();
1680 }
1681 else
1682 in_val = gres;
1683 break;
1684 }
1685 }
1686 }
1688 if(SP_IS_FEMERGE(prim)) {
1689 int c = 1;
1690 bool handled = false;
1691 for(SPObject* o = prim->firstChild(); o && !handled; o = o->next, ++c) {
1692 if(c == _in_drag && SP_IS_FEMERGENODE(o)) {
1693 // If input is null, delete it
1694 if(!in_val) {
1695 sp_repr_unparent(o->repr);
1696 sp_document_done(prim->document, SP_VERB_DIALOG_FILTER_EFFECTS,
1697 _("Remove merge node"));
1698 (*get_selection()->get_selected())[_columns.primitive] = prim;
1699 }
1700 else
1701 _dialog.set_attr(o, SP_ATTR_IN, in_val);
1702 handled = true;
1703 }
1704 }
1705 // Add new input?
1706 if(!handled && c == _in_drag) {
1707 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(prim->document);
1708 Inkscape::XML::Node *repr = xml_doc->createElement("svg:feMergeNode");
1709 repr->setAttribute("inkscape:collect", "always");
1710 prim->repr->appendChild(repr);
1711 SPFeMergeNode *node = SP_FEMERGENODE(prim->document->getObjectByRepr(repr));
1712 Inkscape::GC::release(repr);
1713 _dialog.set_attr(node, SP_ATTR_IN, in_val);
1714 (*get_selection()->get_selected())[_columns.primitive] = prim;
1715 }
1716 }
1717 else {
1718 if(_in_drag == 1)
1719 _dialog.set_attr(prim, SP_ATTR_IN, in_val);
1720 else if(_in_drag == 2)
1721 _dialog.set_attr(prim, SP_ATTR_IN2, in_val);
1722 }
1723 }
1725 _in_drag = 0;
1726 queue_draw();
1728 _dialog.update_settings_view();
1729 }
1731 if((e->type == GDK_BUTTON_RELEASE) && (e->button == 3)) {
1732 const bool sensitive = get_selected() != NULL;
1733 _primitive_menu->items()[0].set_sensitive(sensitive);
1734 _primitive_menu->items()[1].set_sensitive(sensitive);
1735 _primitive_menu->popup(e->button, e->time);
1737 return true;
1738 }
1739 else
1740 return Gtk::TreeView::on_button_release_event(e);
1741 }
1743 // Checks all of prim's inputs, removes any that use result
1744 void check_single_connection(SPFilterPrimitive* prim, const int result)
1745 {
1746 if(prim && result >= 0) {
1748 if(prim->image_in == result)
1749 SP_OBJECT_REPR(prim)->setAttribute("in", 0);
1751 if(SP_IS_FEBLEND(prim)) {
1752 if(SP_FEBLEND(prim)->in2 == result)
1753 SP_OBJECT_REPR(prim)->setAttribute("in2", 0);
1754 }
1755 else if(SP_IS_FECOMPOSITE(prim)) {
1756 if(SP_FECOMPOSITE(prim)->in2 == result)
1757 SP_OBJECT_REPR(prim)->setAttribute("in2", 0);
1758 }
1759 else if(SP_IS_FEDISPLACEMENTMAP(prim)) {
1760 if(SP_FEDISPLACEMENTMAP(prim)->in2 == result)
1761 SP_OBJECT_REPR(prim)->setAttribute("in2", 0);
1762 }
1763 }
1764 }
1766 // Remove any connections going to/from prim_iter that forward-reference other primitives
1767 void FilterEffectsDialog::PrimitiveList::sanitize_connections(const Gtk::TreeIter& prim_iter)
1768 {
1769 SPFilterPrimitive *prim = (*prim_iter)[_columns.primitive];
1770 bool before = true;
1772 for(Gtk::TreeIter iter = _model->children().begin();
1773 iter != _model->children().end(); ++iter) {
1774 if(iter == prim_iter)
1775 before = false;
1776 else {
1777 SPFilterPrimitive* cur_prim = (*iter)[_columns.primitive];
1778 if(before)
1779 check_single_connection(cur_prim, prim->image_out);
1780 else
1781 check_single_connection(prim, cur_prim->image_out);
1782 }
1783 }
1784 }
1786 // Reorder the filter primitives to match the list order
1787 void FilterEffectsDialog::PrimitiveList::on_drag_end(const Glib::RefPtr<Gdk::DragContext>& dc)
1788 {
1789 SPFilter* filter = _dialog._filter_modifier.get_selected_filter();
1790 int ndx = 0;
1792 for(Gtk::TreeModel::iterator iter = _model->children().begin();
1793 iter != _model->children().end(); ++iter, ++ndx) {
1794 SPFilterPrimitive* prim = (*iter)[_columns.primitive];
1795 if(prim && prim == _drag_prim) {
1796 SP_OBJECT_REPR(prim)->setPosition(ndx);
1797 break;
1798 }
1799 }
1801 for(Gtk::TreeModel::iterator iter = _model->children().begin();
1802 iter != _model->children().end(); ++iter, ++ndx) {
1803 SPFilterPrimitive* prim = (*iter)[_columns.primitive];
1804 if(prim && prim == _drag_prim) {
1805 sanitize_connections(iter);
1806 get_selection()->select(iter);
1807 break;
1808 }
1809 }
1811 filter->requestModified(SP_OBJECT_MODIFIED_FLAG);
1813 sp_document_done(filter->document, SP_VERB_DIALOG_FILTER_EFFECTS, _("Reorder filter primitive"));
1814 }
1816 // If a connection is dragged towards the top or bottom of the list, the list should scroll to follow.
1817 bool FilterEffectsDialog::PrimitiveList::on_scroll_timeout()
1818 {
1819 if(_autoscroll) {
1820 Gtk::Adjustment& a = *dynamic_cast<Gtk::ScrolledWindow*>(get_parent())->get_vadjustment();
1821 double v;
1823 v = a.get_value() + _autoscroll;
1824 if(v < 0)
1825 v = 0;
1826 if(v > a.get_upper() - a.get_page_size())
1827 v = a.get_upper() - a.get_page_size();
1829 a.set_value(v);
1831 queue_draw();
1832 }
1834 return true;
1835 }
1837 int FilterEffectsDialog::PrimitiveList::primitive_count() const
1838 {
1839 return _model->children().size();
1840 }
1842 /*** FilterEffectsDialog ***/
1844 FilterEffectsDialog::FilterEffectsDialog()
1845 : Dialog ("dialogs.filtereffects", SP_VERB_DIALOG_FILTER_EFFECTS),
1846 _filter_modifier(*this),
1847 _primitive_list(*this),
1848 _add_primitive_type(FPConverter),
1849 _add_primitive(Gtk::Stock::ADD),
1850 _empty_settings(_("No primitive selected"), Gtk::ALIGN_LEFT),
1851 _locked(false),
1852 _attr_lock(false)
1853 {
1854 _settings = new Settings(*this, _settings_box, sigc::mem_fun(*this, &FilterEffectsDialog::set_attr_direct),
1855 NR_FILTER_ENDPRIMITIVETYPE);
1856 _sizegroup = Gtk::SizeGroup::create(Gtk::SIZE_GROUP_HORIZONTAL);
1857 _sizegroup->set_ignore_hidden();
1859 // Initialize widget hierarchy
1860 Gtk::HPaned* hpaned = Gtk::manage(new Gtk::HPaned);
1861 Gtk::ScrolledWindow* sw_prims = Gtk::manage(new Gtk::ScrolledWindow);
1862 Gtk::HBox* hb_prims = Gtk::manage(new Gtk::HBox);
1863 Gtk::Frame* fr_settings = Gtk::manage(new Gtk::Frame(_("<b>Settings</b>")));
1864 Gtk::Alignment* al_settings = Gtk::manage(new Gtk::Alignment);
1865 get_vbox()->add(*hpaned);
1866 hpaned->pack1(_filter_modifier);
1867 hpaned->pack2(_primitive_box);
1868 _primitive_box.pack_start(*sw_prims);
1869 _primitive_box.pack_start(*hb_prims, false, false);
1870 sw_prims->add(_primitive_list);
1871 hb_prims->pack_end(_add_primitive, false, false);
1872 hb_prims->pack_end(_add_primitive_type, false, false);
1873 get_vbox()->pack_start(*fr_settings, false, false);
1874 fr_settings->add(*al_settings);
1875 al_settings->add(_settings_box);
1877 _primitive_list.signal_primitive_changed().connect(
1878 sigc::mem_fun(*this, &FilterEffectsDialog::update_settings_view));
1879 _filter_modifier.signal_filter_changed().connect(
1880 sigc::mem_fun(_primitive_list, &PrimitiveList::update));
1882 sw_prims->set_policy(Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
1883 sw_prims->set_shadow_type(Gtk::SHADOW_IN);
1884 al_settings->set_padding(0, 0, 12, 0);
1885 fr_settings->set_shadow_type(Gtk::SHADOW_NONE);
1886 ((Gtk::Label*)fr_settings->get_label_widget())->set_use_markup();
1887 _add_primitive.signal_clicked().connect(sigc::mem_fun(*this, &FilterEffectsDialog::add_primitive));
1888 _primitive_list.set_menu(create_popup_menu(*this, sigc::mem_fun(*this, &FilterEffectsDialog::duplicate_primitive),
1889 sigc::mem_fun(*this, &FilterEffectsDialog::remove_primitive)));
1891 show_all_children();
1892 init_settings_widgets();
1893 _primitive_list.update();
1894 update_settings_view();
1895 }
1897 FilterEffectsDialog::~FilterEffectsDialog()
1898 {
1899 delete _settings;
1900 }
1902 void FilterEffectsDialog::set_attrs_locked(const bool l)
1903 {
1904 _locked = l;
1905 }
1907 void FilterEffectsDialog::init_settings_widgets()
1908 {
1909 // TODO: Find better range/climb-rate/digits values for the SpinSliders,
1910 // most of the current values are complete guesses!
1912 _empty_settings.set_sensitive(false);
1913 _settings_box.pack_start(_empty_settings);
1915 _settings->type(NR_FILTER_BLEND);
1916 _settings->add_combo(SP_ATTR_MODE, _("Mode"), BlendModeConverter);
1918 _settings->type(NR_FILTER_COLORMATRIX);
1919 ComboBoxEnum<FilterColorMatrixType>* colmat = _settings->add_combo(SP_ATTR_TYPE, _("Type"), ColorMatrixTypeConverter);
1920 _color_matrix_values = _settings->add_colormatrixvalues(_("Value(s)"));
1921 colmat->signal_attr_changed().connect(sigc::mem_fun(*this, &FilterEffectsDialog::update_color_matrix));
1923 _settings->type(NR_FILTER_COMPONENTTRANSFER);
1924 _settings->add_combo(SP_ATTR_TYPE, _("Type"), ComponentTransferTypeConverter);
1925 _ct_slope = _settings->add_spinslider(SP_ATTR_SLOPE, _("Slope"), -100, 100, 1, 0.01, 1);
1926 _ct_intercept = _settings->add_spinslider(SP_ATTR_INTERCEPT, _("Intercept"), -100, 100, 1, 0.01, 1);
1927 _ct_amplitude = _settings->add_spinslider(SP_ATTR_AMPLITUDE, _("Amplitude"), 0, 100, 1, 0.01, 1);
1928 _ct_exponent = _settings->add_spinslider(SP_ATTR_EXPONENT, _("Exponent"), 0, 100, 1, 0.01, 1);
1929 _ct_offset = _settings->add_spinslider(SP_ATTR_OFFSET, _("Offset"), -100, 100, 1, 0.01, 1);
1931 _settings->type(NR_FILTER_COMPOSITE);
1932 _settings->add_combo(SP_ATTR_OPERATOR, _("Operator"), CompositeOperatorConverter);
1933 _k1 = _settings->add_spinslider(SP_ATTR_K1, _("K1"), -10, 10, 1, 0.01, 1);
1934 _k2 = _settings->add_spinslider(SP_ATTR_K2, _("K2"), -10, 10, 1, 0.01, 1);
1935 _k3 = _settings->add_spinslider(SP_ATTR_K3, _("K3"), -10, 10, 1, 0.01, 1);
1936 _k4 = _settings->add_spinslider(SP_ATTR_K4, _("K4"), -10, 10, 1, 0.01, 1);
1938 _settings->type(NR_FILTER_CONVOLVEMATRIX);
1939 _convolve_order = _settings->add_dualspinbutton(SP_ATTR_ORDER, _("Size"), 1, 5, 1, 1, 0);
1940 _convolve_target = _settings->add_multispinbutton(SP_ATTR_TARGETX, SP_ATTR_TARGETY, _("Target"), 0, 4, 1, 1, 0);
1941 _convolve_matrix = _settings->add_matrix(SP_ATTR_KERNELMATRIX, _("Kernel"));
1942 _convolve_order->signal_attr_changed().connect(sigc::mem_fun(*this, &FilterEffectsDialog::convolve_order_changed));
1943 _settings->add_spinslider(SP_ATTR_DIVISOR, _("Divisor"), 0.01, 10, 1, 0.01, 1);
1944 _settings->add_spinslider(SP_ATTR_BIAS, _("Bias"), -10, 10, 1, 0.01, 1);
1945 _settings->add_combo(SP_ATTR_EDGEMODE, _("Edge Mode"), ConvolveMatrixEdgeModeConverter);
1947 _settings->type(NR_FILTER_DIFFUSELIGHTING);
1948 _settings->add_color(SP_PROP_LIGHTING_COLOR, _("Diffuse Color"));
1949 _settings->add_spinslider(SP_ATTR_SURFACESCALE, _("Surface Scale"), -10, 10, 1, 0.01, 1);
1950 _settings->add_spinslider(SP_ATTR_DIFFUSECONSTANT, _("Constant"), 0, 100, 1, 0.01, 1);
1951 _settings->add_dualspinslider(SP_ATTR_KERNELUNITLENGTH, _("Kernel Unit Length"), 0.01, 10, 1, 0.01, 1);
1952 _settings->add_lightsource();
1954 _settings->type(NR_FILTER_DISPLACEMENTMAP);
1955 _settings->add_spinslider(SP_ATTR_SCALE, _("Scale"), 0, 100, 1, 0.01, 1);
1956 _settings->add_combo(SP_ATTR_XCHANNELSELECTOR, _("X Channel"), DisplacementMapChannelConverter);
1957 _settings->add_combo(SP_ATTR_YCHANNELSELECTOR, _("Y Channel"), DisplacementMapChannelConverter);
1959 _settings->type(NR_FILTER_FLOOD);
1960 _settings->add_color(SP_PROP_FLOOD_COLOR, _("Flood Color"));
1961 _settings->add_spinslider(SP_PROP_FLOOD_OPACITY, _("Opacity"), 0, 1, 0.1, 0.01, 2);
1963 _settings->type(NR_FILTER_GAUSSIANBLUR);
1964 _settings->add_dualspinslider(SP_ATTR_STDDEVIATION, _("Standard Deviation"), 0.01, 100, 1, 0.01, 1);
1966 _settings->type(NR_FILTER_MORPHOLOGY);
1967 _settings->add_combo(SP_ATTR_OPERATOR, _("Operator"), MorphologyOperatorConverter);
1968 _settings->add_dualspinslider(SP_ATTR_RADIUS, _("Radius"), 0, 100, 1, 0.01, 1);
1970 _settings->type(NR_FILTER_OFFSET);
1971 _settings->add_spinslider(SP_ATTR_DX, _("Delta X"), -100, 100, 1, 0.01, 1);
1972 _settings->add_spinslider(SP_ATTR_DY, _("Delta Y"), -100, 100, 1, 0.01, 1);
1974 _settings->type(NR_FILTER_SPECULARLIGHTING);
1975 _settings->add_color(SP_PROP_LIGHTING_COLOR, _("Specular Color"));
1976 _settings->add_spinslider(SP_ATTR_SURFACESCALE, _("Surface Scale"), -10, 10, 1, 0.01, 1);
1977 _settings->add_spinslider(SP_ATTR_SPECULARCONSTANT, _("Constant"), 0, 100, 1, 0.01, 1);
1978 _settings->add_spinslider(SP_ATTR_SPECULAREXPONENT, _("Exponent"), 1, 128, 1, 0.01, 1);
1979 _settings->add_dualspinslider(SP_ATTR_KERNELUNITLENGTH, _("Kernel Unit Length"), 0.01, 10, 1, 0.01, 1);
1980 _settings->add_lightsource();
1982 _settings->type(NR_FILTER_TURBULENCE);
1983 _settings->add_checkbutton(SP_ATTR_STITCHTILES, _("Stitch Tiles"), "stitch", "noStitch");
1984 _settings->add_combo(SP_ATTR_TYPE, _("Type"), TurbulenceTypeConverter);
1985 _settings->add_dualspinslider(SP_ATTR_BASEFREQUENCY, _("Base Frequency"), 0, 100, 1, 0.01, 1);
1986 _settings->add_spinslider(SP_ATTR_NUMOCTAVES, _("Octaves"), 1, 10, 1, 1, 0);
1987 _settings->add_spinslider(SP_ATTR_SEED, _("Seed"), 0, 1000, 1, 1, 0);
1988 }
1990 void FilterEffectsDialog::add_primitive()
1991 {
1992 SPFilter* filter = _filter_modifier.get_selected_filter();
1994 if(filter) {
1995 SPFilterPrimitive* prim = filter_add_primitive(filter, _add_primitive_type.get_active_data()->id);
1997 _primitive_list.select(prim);
1999 sp_document_done(filter->document, SP_VERB_DIALOG_FILTER_EFFECTS, _("Add filter primitive"));
2000 }
2001 }
2003 void FilterEffectsDialog::remove_primitive()
2004 {
2005 SPFilterPrimitive* prim = _primitive_list.get_selected();
2007 if(prim) {
2008 sp_repr_unparent(prim->repr);
2010 sp_document_done(sp_desktop_document(SP_ACTIVE_DESKTOP), SP_VERB_DIALOG_FILTER_EFFECTS,
2011 _("Remove filter primitive"));
2013 _primitive_list.update();
2014 }
2015 }
2017 void FilterEffectsDialog::duplicate_primitive()
2018 {
2019 SPFilter* filter = _filter_modifier.get_selected_filter();
2020 SPFilterPrimitive* origprim = _primitive_list.get_selected();
2022 if(filter && origprim) {
2023 Inkscape::XML::Node *repr;
2024 repr = SP_OBJECT_REPR(origprim)->duplicate(SP_OBJECT_REPR(origprim)->document());
2025 SP_OBJECT_REPR(filter)->appendChild(repr);
2027 sp_document_done(filter->document, SP_VERB_DIALOG_FILTER_EFFECTS, _("Duplicate filter primitive"));
2029 _primitive_list.update();
2030 }
2031 }
2033 void FilterEffectsDialog::convolve_order_changed()
2034 {
2035 _convolve_matrix->set_from_attribute(SP_OBJECT(_primitive_list.get_selected()));
2036 _convolve_target->get_spinbuttons()[0]->get_adjustment()->set_upper(_convolve_order->get_spinbutton1().get_value() - 1);
2037 _convolve_target->get_spinbuttons()[1]->get_adjustment()->set_upper(_convolve_order->get_spinbutton2().get_value() - 1);
2038 }
2040 void FilterEffectsDialog::set_attr_direct(const AttrWidget* input)
2041 {
2042 set_attr(_primitive_list.get_selected(), input->get_attribute(), input->get_as_attribute().c_str());
2043 }
2045 void FilterEffectsDialog::set_child_attr_direct(const AttrWidget* input)
2046 {
2047 set_attr(_primitive_list.get_selected()->children, input->get_attribute(), input->get_as_attribute().c_str());
2048 }
2050 void FilterEffectsDialog::set_attr(SPObject* o, const SPAttributeEnum attr, const gchar* val)
2051 {
2052 if(!_locked) {
2053 _attr_lock = true;
2055 SPFilter *filter = _filter_modifier.get_selected_filter();
2056 const gchar* name = (const gchar*)sp_attribute_name(attr);
2057 if(filter && name && o) {
2058 update_settings_sensitivity();
2060 SP_OBJECT_REPR(o)->setAttribute(name, val);
2061 filter->requestModified(SP_OBJECT_MODIFIED_FLAG);
2063 Glib::ustring undokey = "filtereffects:";
2064 undokey += name;
2065 sp_document_maybe_done(filter->document, undokey.c_str(), SP_VERB_DIALOG_FILTER_EFFECTS,
2066 _("Set filter primitive attribute"));
2067 }
2069 _attr_lock = false;
2070 }
2071 }
2073 void FilterEffectsDialog::update_settings_view()
2074 {
2075 update_settings_sensitivity();
2077 if(_attr_lock)
2078 return;
2080 SPFilterPrimitive* prim = _primitive_list.get_selected();
2082 if(prim) {
2083 _settings->show_and_update(FPConverter.get_id_from_key(prim->repr->name()), prim);
2084 _empty_settings.hide();
2085 }
2086 else {
2087 _settings_box.hide_all();
2088 _settings_box.show();
2089 _empty_settings.show();
2090 }
2091 }
2093 void FilterEffectsDialog::update_settings_sensitivity()
2094 {
2095 SPFilterPrimitive* prim = _primitive_list.get_selected();
2096 const bool use_k = SP_IS_FECOMPOSITE(prim) && SP_FECOMPOSITE(prim)->composite_operator == COMPOSITE_ARITHMETIC;
2097 _k1->set_sensitive(use_k);
2098 _k2->set_sensitive(use_k);
2099 _k3->set_sensitive(use_k);
2100 _k4->set_sensitive(use_k);
2102 if(SP_IS_FECOMPONENTTRANSFER(prim)) {
2103 SPFeComponentTransfer* ct = SP_FECOMPONENTTRANSFER(prim);
2104 const bool linear = ct->type == COMPONENTTRANSFER_TYPE_LINEAR;
2105 const bool gamma = ct->type == COMPONENTTRANSFER_TYPE_GAMMA;
2106 //_ct_table->set_sensitive(ct->type == COMPONENTTRANSFER_TYPE_TABLE || ct->type == COMPONENTTRANSFER_TYPE_DISCRETE);
2107 _ct_slope->set_sensitive(linear);
2108 _ct_intercept->set_sensitive(linear);
2109 _ct_amplitude->set_sensitive(gamma);
2110 _ct_exponent->set_sensitive(gamma);
2111 _ct_offset->set_sensitive(gamma);
2112 }
2113 }
2115 void FilterEffectsDialog::update_color_matrix()
2116 {
2117 _color_matrix_values->set_from_attribute(_primitive_list.get_selected());
2118 }
2120 } // namespace Dialog
2121 } // namespace UI
2122 } // namespace Inkscape
2124 /*
2125 Local Variables:
2126 mode:c++
2127 c-file-style:"stroustrup"
2128 c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
2129 indent-tabs-mode:nil
2130 fill-column:99
2131 End:
2132 */
2133 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :